// Learn TypeScript:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/typescript.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/typescript.html
// Learn Attribute:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/life-cycle-callbacks.html

const {ccclass, property} = cc._decorator;

@ccclass
export default class NewClass extends cc.Component {

    @property(cc.Label)
    label: cc.Label = null;

    @property(cc.Node)
    container:cc.Node=null;
    // LIFE-CYCLE CALLBACKS:

    // onLoad () {}

   private switch(){

    let children=this.container.children;

    let length=children.length;

    if(length>1){

        let src=Math.floor(Math.random()*length);

        var node=children[src];

        var dst= (src===length-1?0:src+1);

        node.setSiblingIndex(dst);
    }
    
   }

    // update (dt) {}
}
